Obesity is based on the body mass index, a calculation using height and weight.

肥胖是根据身体质量指数，用身高和体重计算出来的结果。

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They also found, as other researchers have, that higher body-mass index (BMI), a calculation based on height and weight, was also linked with earlier puberty.

他们同时还发现，正如其他研究人员已经发现的那样，较高的体重指数(BMI)——一项根据身高和体重计算出的指标，同样也跟早熟有联系。

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The satellite signal simulator plays an important role in developing multimode receiver and high dynamic receiver which involved mass data calculation and transmission.

卫星信号仿真器在多模接收机和高动态接收机的研发中占有重要地位，它涉及到大量的数据计算和传输。

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Unfortunately, the recent Journal of the American Medical Association publication analyzing life expectancy correlations to one imperfect calculation of relative weight (BMI, the body mass index) distracts readers all-too-eager to cling to its implications that being chubby is actually better.

FORBES: Obesity: The New 'Just Say No' For 2013